Haihao Group Ships Heavy-Duty Hot-Dip Galvanized U-Bolts to India

Haihao Group has successfully completed the production and shipment of custom hot-dip galvanized U-bolt assemblies to a valued client in India.

This order includes multiple sizes of heavy-duty pipe U-bolts with nuts, washers, and backing plates, designed for large-diameter pipeline support and structural fastening applications.

Product Specifications

The shipment covers a wide size range to meet diverse pipeline support requirements:

Hot-Dip Galvanized U-Bolt Assemblies

(Each set includes: U-bolt + two heavy hex nuts + two washers + one backing plate)

Pipe Size Bolt Diameter Type Material Standard Surface
2″ M10 Medium Duty Q235B ASTM A307 Grade A Hot-Dip Galvanized
2.5″ M10 6mm Thickness Q235B ASTM A307 Grade A Hot-Dip Galvanized
3″ M12 Medium Duty Q235B ASTM A307 Grade A Hot-Dip Galvanized
4″ M16 Medium Duty Q235B ASTM A307 Grade A Hot-Dip Galvanized
6″ M16 Heavy Duty Q235B ASTM A307 Grade A Hot-Dip Galvanized
34″ M42 Heavy Duty Q235B ASTM A307 Grade A Hot-Dip Galvanized
36″ M42 Heavy Duty Q235B ASTM A307 Grade A Hot-Dip Galvanized
40″ M42 Heavy Duty Q235B ASTM A307 Grade A Hot-Dip Galvanized
72″ M48 Heavy Duty Q235B ASTM A307 Grade A Hot-Dip Galvanized

This project highlights Haihao Group’s capability to manufacture large diameter hot-dip galvanized U-bolts up to 72 inches.

Heavy duty hot dip galvanized U-bolt assemblie with backing plates shipped to India for large pipeline support

Heavy duty hot dip galvanized U-bolt assemblie with backing plates shipped to India for large pipeline support

Designed for Heavy Pipeline Support Applications

These ASTM A307 Grade A galvanized U-bolt assemblies are engineered for:

  • Oil & gas transmission pipelines
  • Water supply and drainage systems
  • Infrastructure and utility projects
  • Structural pipe rack installations

The inclusion of backing plates and heavy hex nuts improves load distribution and enhances structural stability, especially for large-diameter pipelines.

Advantages of Hot-Dip Galvanized U-Bolt Assemblies

1. Superior Corrosion Resistance

Hot-dip galvanizing provides long-term protection against moisture and environmental exposure, making these galvanized pipe U-bolts for outdoor pipeline projects highly durable.

2. High Structural Strength

Manufactured from Q235B carbon steel and compliant with ASTM A307 Grade A bolt standards, these U-bolts deliver reliable tensile strength for industrial fastening.

3. Wide Size Range Capability

From 2 inch medium-duty U-bolts to 72 inch heavy-duty galvanized U-bolts, Haihao Group supports both standard and custom pipeline projects.

Quality Control and Manufacturing Precision

Each U-bolt assembly undergoes:

  • Dimensional inspection
  • Thread verification (M10–M48)
  • Galvanized coating thickness inspection
  • Load-bearing structure verification
  • Complete set assembly check

Strict quality management ensures that every heavy-duty galvanized U-bolt with backing plate meets international industrial standards before shipment.

Supporting Large-Scale Infrastructure Projects in India

India’s expanding energy and infrastructure sectors require dependable pipe support systems. The successful delivery of these large-size hot-dip galvanized U-bolts for pipeline support demonstrates Haihao Group’s ability to handle bulk production, custom fabrication, and international logistics efficiently.

With extensive export experience, Haihao Group continues to provide industrial pipe fastening solutions for global engineering projects.

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